23 lines
		
	
	
		
			754 B
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			23 lines
		
	
	
		
			754 B
		
	
	
	
		
			C++
		
	
	
	
// RUN: %clang_cc1 -fmodules -std=c++11 -emit-pch -o %t %s
 | 
						|
// RUN: %clang_cc1 -fmodules -std=c++11 -include-pch %t %s -verify
 | 
						|
//
 | 
						|
// This test checks for a bug in the deserialization code that was only
 | 
						|
// reachable with modules enabled, but actually building and using modules is
 | 
						|
// not necessary in order to trigger it, so we just use PCH here to make the
 | 
						|
// test simpler.
 | 
						|
 | 
						|
#ifndef HEADER_INCLUDED
 | 
						|
#define HEADER_INCLUDED
 | 
						|
 | 
						|
struct X { template <typename T> X(T) {} };
 | 
						|
struct Y { Y(X x = [] {}); };
 | 
						|
 | 
						|
#else
 | 
						|
 | 
						|
// This triggers us to load the specialization of X::X for Y's lambda. That
 | 
						|
// lambda's context decl must not be loaded as a result of loading the lambda,
 | 
						|
// as that would hit a deserialization cycle.
 | 
						|
X x = [] {}; // expected-no-diagnostics
 | 
						|
 | 
						|
#endif
 |